[iouiyyut]

Partially, from what I understand, it is expensive because of the equipment involved, club-fees, having to get extra insurance and doing it every day with less people (per week). And I am pretty sure that the trial entries aren't anything to laugh at, either.

Also, even though you may have less (business) competition than the "roll-over, sit pretty schools", you also have less people who are interested in getting involved in it.